National PKU News - Organisation providing information and news to families and professionals. Includes general information about the condition, dietary advice, research, personal stories and support.
Pediatric Oncall - In-depth look at Phenylketonuria (PKU). Includes symptoms, diagnosing, newborn screening, treatment and follow up.
Phenylketonuria - Definition, causes, symptoms and treatments.
PKU Exchange - Offering a UK food database, exchange calculator, recipes, and articles. Includes a message board.
PKU-Info.org - Provides general information, plus links to organisations, suppliers and mailing lists. Also includes a forum. [English and German]